diff --git a/lib/ldclient-rb/ldclient.rb b/lib/ldclient-rb/ldclient.rb
index 9bb21697..a4c924a8 100644
--- a/lib/ldclient-rb/ldclient.rb
+++ b/lib/ldclient-rb/ldclient.rb
@@ -147,7 +147,7 @@ def toggle?(key, user, default = false)
       value = evaluate(feature, user)
       value = value.nil? ? default : value
 
-      add_event(kind: "feature", key: key, user: user, value: value)
+      add_event(kind: "feature", key: key, user: user, value: value, default: default)
       LDNewRelic.annotate_transaction(key, value)
       return value
     rescue StandardError => error
diff --git a/spec/ldclient_spec.rb b/spec/ldclient_spec.rb
index 7dd28b60..38c49689 100644
--- a/spec/ldclient_spec.rb
+++ b/spec/ldclient_spec.rb
@@ -76,6 +76,10 @@
       result = client.toggle?(feature[:key], user, "default")
       expect(result).to eq "default"
     end
+    it "will specify the default value in the feature request event" do
+      expect(client).to receive(:add_event).with(hash_including(default: "default"))
+      result = client.toggle?(feature[:key], user, "default")
+    end
     it "requires user" do
       expect(client.instance_variable_get(:@config).logger).to receive(:error)
       result = client.toggle?(feature[:key], nil, "default")